./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8eb615b84715d4e5603f49b8da12039ac524d65195b0f458b0aca18ed675dad9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:33:42,621 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:33:42,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:33:42,789 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:33:42,790 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:33:42,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:33:42,830 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:33:42,831 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:33:42,832 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:33:42,837 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:33:42,837 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:33:42,838 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:33:42,838 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:33:42,840 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:33:42,841 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:33:42,841 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:33:42,842 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:33:42,842 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:33:42,843 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:33:42,843 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:33:42,844 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:33:42,844 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:33:42,846 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:33:42,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:33:42,847 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:33:42,847 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:33:42,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:33:42,848 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:33:42,848 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:33:42,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:33:42,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:33:42,851 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:33:42,851 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:33:42,851 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:33:42,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:33:42,852 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:33:42,852 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:33:42,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:42,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:33:42,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:33:42,854 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:33:42,854 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:33:42,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:33:42,855 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:33:42,855 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:33:42,856 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:33:42,856 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:33:42,856 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8eb615b84715d4e5603f49b8da12039ac524d65195b0f458b0aca18ed675dad9 [2023-11-23 20:33:43,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:33:43,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:33:43,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:33:43,247 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:33:43,248 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:33:43,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i [2023-11-23 20:33:46,297 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:33:46,583 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:33:46,584 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i [2023-11-23 20:33:46,595 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/data/e4f4cad09/b7cbaa4433a04a3ea2383b265324c392/FLAG128340f7e [2023-11-23 20:33:46,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/data/e4f4cad09/b7cbaa4433a04a3ea2383b265324c392 [2023-11-23 20:33:46,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:33:46,615 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:33:46,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:46,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:33:46,629 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:33:46,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:46" (1/1) ... [2023-11-23 20:33:46,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fb163e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:46, skipping insertion in model container [2023-11-23 20:33:46,633 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:46" (1/1) ... [2023-11-23 20:33:46,679 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:33:46,910 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i[919,932] [2023-11-23 20:33:47,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:47,031 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:33:47,043 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i[919,932] [2023-11-23 20:33:47,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:47,116 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:33:47,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47 WrapperNode [2023-11-23 20:33:47,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:47,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:47,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:33:47,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:33:47,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47" (1/1) ... [2023-11-23 20:33:47,141 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47" (1/1) ... [2023-11-23 20:33:47,190 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2023-11-23 20:33:47,190 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:47,191 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:33:47,191 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:33:47,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:33:47,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47" (1/1) ... [2023-11-23 20:33:47,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47" (1/1) ... [2023-11-23 20:33:47,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47" (1/1) ... [2023-11-23 20:33:47,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47" (1/1) ... [2023-11-23 20:33:47,219 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47" (1/1) ... [2023-11-23 20:33:47,236 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47" (1/1) ... [2023-11-23 20:33:47,239 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47" (1/1) ... [2023-11-23 20:33:47,242 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47" (1/1) ... [2023-11-23 20:33:47,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:33:47,261 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:33:47,261 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:33:47,261 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:33:47,262 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47" (1/1) ... [2023-11-23 20:33:47,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:47,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:47,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:33:47,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:33:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:33:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:33:47,352 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:33:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:33:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:33:47,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:33:47,495 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:33:47,501 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:33:47,996 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:33:48,326 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:33:48,326 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:33:48,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:48 BoogieIcfgContainer [2023-11-23 20:33:48,328 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:33:48,332 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:33:48,332 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:33:48,335 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:33:48,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:33:46" (1/3) ... [2023-11-23 20:33:48,338 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7277ad07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:48, skipping insertion in model container [2023-11-23 20:33:48,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:47" (2/3) ... [2023-11-23 20:33:48,340 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7277ad07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:48, skipping insertion in model container [2023-11-23 20:33:48,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:48" (3/3) ... [2023-11-23 20:33:48,341 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i [2023-11-23 20:33:48,362 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:33:48,362 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:33:48,423 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:33:48,430 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1d857037, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:33:48,430 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:33:48,435 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 20:33:48,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 20:33:48,450 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:48,452 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:48,455 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:48,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:48,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1664256870, now seen corresponding path program 1 times [2023-11-23 20:33:48,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:33:48,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270308488] [2023-11-23 20:33:48,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:48,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:33:48,742 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:33:48,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1274106072] [2023-11-23 20:33:48,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:48,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:33:48,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:48,746 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:33:48,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:33:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:33:49,041 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:33:49,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:33:49,433 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:33:49,436 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:33:49,437 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:33:49,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:33:49,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 20:33:49,666 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:33:49,670 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:33:49,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:33:49 BoogieIcfgContainer [2023-11-23 20:33:49,840 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:33:49,841 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:33:49,841 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:33:49,841 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:33:49,842 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:48" (3/4) ... [2023-11-23 20:33:49,844 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:33:49,845 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:33:49,846 INFO L158 Benchmark]: Toolchain (without parser) took 3231.07ms. Allocated memory is still 180.4MB. Free memory was 141.9MB in the beginning and 81.8MB in the end (delta: 60.1MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. [2023-11-23 20:33:49,847 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:33:49,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 500.68ms. Allocated memory is still 180.4MB. Free memory was 141.9MB in the beginning and 138.7MB in the end (delta: 3.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:33:49,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.40ms. Allocated memory is still 180.4MB. Free memory was 138.7MB in the beginning and 135.1MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:33:49,849 INFO L158 Benchmark]: Boogie Preprocessor took 68.86ms. Allocated memory is still 180.4MB. Free memory was 135.1MB in the beginning and 133.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:33:49,850 INFO L158 Benchmark]: RCFGBuilder took 1067.62ms. Allocated memory is still 180.4MB. Free memory was 133.0MB in the beginning and 140.7MB in the end (delta: -7.7MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2023-11-23 20:33:49,850 INFO L158 Benchmark]: TraceAbstraction took 1508.72ms. Allocated memory is still 180.4MB. Free memory was 140.5MB in the beginning and 82.0MB in the end (delta: 58.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-23 20:33:49,851 INFO L158 Benchmark]: Witness Printer took 4.54ms. Allocated memory is still 180.4MB. Free memory was 82.0MB in the beginning and 81.8MB in the end (delta: 149.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:33:49,854 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 500.68ms. Allocated memory is still 180.4MB. Free memory was 141.9MB in the beginning and 138.7MB in the end (delta: 3.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.40ms. Allocated memory is still 180.4MB. Free memory was 138.7MB in the beginning and 135.1MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.86ms. Allocated memory is still 180.4MB. Free memory was 135.1MB in the beginning and 133.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1067.62ms. Allocated memory is still 180.4MB. Free memory was 133.0MB in the beginning and 140.7MB in the end (delta: -7.7MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1508.72ms. Allocated memory is still 180.4MB. Free memory was 140.5MB in the beginning and 82.0MB in the end (delta: 58.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 4.54ms. Allocated memory is still 180.4MB. Free memory was 82.0MB in the beginning and 81.8MB in the end (delta: 149.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 58, overapproximation of bitwiseOr at line 123, overapproximation of someBinaryArithmeticDOUBLEoperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 72. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_6 = 0; [L25] unsigned char var_1_7 = 0; [L26] unsigned short int var_1_8 = 4; [L27] signed long int var_1_11 = 100; [L28] signed long int var_1_12 = 8; [L29] unsigned short int var_1_13 = 128; [L30] double var_1_14 = 64.5; [L31] signed short int var_1_15 = 4; [L32] signed long int var_1_16 = -8; [L33] double var_1_17 = 255.5; [L34] double var_1_18 = 0.6; [L35] double var_1_19 = 1000000000000.5; [L36] double var_1_20 = 999999.25; [L37] signed short int var_1_21 = -64; [L38] signed char var_1_25 = -128; [L39] signed char var_1_26 = -8; [L40] unsigned char var_1_27 = 32; [L41] unsigned char var_1_31 = 32; [L42] unsigned char var_1_32 = 25; [L43] unsigned char var_1_33 = 128; [L44] double var_1_34 = 499.6; [L45] double var_1_35 = 3.5; [L46] unsigned char var_1_36 = 200; [L47] unsigned short int var_1_37 = 2; [L48] unsigned short int var_1_41 = 36532; [L49] unsigned short int var_1_42 = 32367; [L50] signed char var_1_43 = -2; [L51] signed char var_1_44 = 1; [L52] unsigned short int last_1_var_1_8 = 4; [L53] signed short int last_1_var_1_21 = -64; [L54] signed char last_1_var_1_25 = -128; [L198] isInitial = 1 [L199] FCALL initially() [L200] COND TRUE 1 [L201] CALL updateLastVariables() [L189] last_1_var_1_8 = var_1_8 [L190] last_1_var_1_21 = var_1_21 [L191] last_1_var_1_25 = var_1_25 [L201] RET updateLastVariables() [L202] CALL updateVariables() [L136] var_1_4 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L138] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L139] var_1_6 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_7=0, var_1_8=4] [L141] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L142] var_1_11 = __VERIFIER_nondet_long() [L143] CALL assume_abort_if_not(var_1_11 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_11 >= -1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L144] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L145] var_1_12 = __VERIFIER_nondet_long() [L146] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L147] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L148] var_1_13 = __VERIFIER_nondet_ushort() [L149] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L150] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L151] var_1_15 = __VERIFIER_nondet_short() [L152] CALL assume_abort_if_not(var_1_15 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_15 >= -32768) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L153] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L154] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L155] var_1_16 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_16 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_16 >= -2147483648) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L157] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L158] CALL assume_abort_if_not(var_1_16 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_16 != 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L159] var_1_17 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L161] var_1_18 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L163] var_1_19 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L165] var_1_20 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L167] var_1_26 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_26 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_26 >= -127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L169] CALL assume_abort_if_not(var_1_26 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_26 <= 126) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L170] var_1_31 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L172] CALL assume_abort_if_not(var_1_31 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_31 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L173] var_1_32 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L175] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_35=7/2, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L176] var_1_35 = __VERIFIER_nondet_double() [L177] CALL assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L178] var_1_41 = __VERIFIER_nondet_ushort() [L179] CALL assume_abort_if_not(var_1_41 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_41 >= 32767) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L180] CALL assume_abort_if_not(var_1_41 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_41 <= 65534) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=32367, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L181] var_1_42 = __VERIFIER_nondet_ushort() [L182] CALL assume_abort_if_not(var_1_42 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_42 >= 16383) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L183] CALL assume_abort_if_not(var_1_42 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_42 <= 32767) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_44=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L184] var_1_44 = __VERIFIER_nondet_char() [L185] CALL assume_abort_if_not(var_1_44 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_44=-127, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_44 >= -127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_44=-127, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L186] CALL assume_abort_if_not(var_1_44 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_44=-127, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_44 <= 126) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=129/2, var_1_15=8, var_1_16=64, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_44=-127, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L202] RET updateVariables() [L203] CALL step() [L58] EXPR last_1_var_1_8 >> var_1_15 [L58] COND FALSE !((last_1_var_1_8 + 4u) <= (last_1_var_1_8 >> var_1_15)) [L61] var_1_21 = last_1_var_1_25 [L63] signed long int stepLocal_1 = ((((-1) > (var_1_11)) ? (-1) : (var_1_11))) - var_1_12; [L64] signed long int stepLocal_0 = last_1_var_1_21 + last_1_var_1_21; [L65] COND FALSE !((last_1_var_1_21 * last_1_var_1_21) < stepLocal_1) [L70] var_1_8 = var_1_13 [L72] COND TRUE var_1_14 >= var_1_14 [L73] COND FALSE !(-16 > var_1_31) [L77] COND TRUE ! (var_1_21 > var_1_8) [L78] COND TRUE \read(var_1_4) [L79] var_1_25 = var_1_26 [L82] COND FALSE !(var_1_14 >= ((((var_1_14) < (var_1_14)) ? (var_1_14) : (var_1_14)))) [L85] var_1_34 = var_1_35 [L86] COND FALSE !(var_1_42 > var_1_41) [L93] COND FALSE !((8 / var_1_15) < (64 / var_1_16)) [L100] var_1_14 = var_1_18 [L102] COND FALSE !((- var_1_14) <= var_1_14) [L105] COND FALSE !(var_1_14 <= var_1_14) [L108] var_1_1 = var_1_4 [L111] COND TRUE var_1_14 >= (((((((var_1_14) > (var_1_14)) ? (var_1_14) : (var_1_14))) < 0 ) ? -((((var_1_14) > (var_1_14)) ? (var_1_14) : (var_1_14))) : ((((var_1_14) > (var_1_14)) ? (var_1_14) : (var_1_14))))) [L112] COND FALSE !(var_1_14 <= var_1_14) [L115] var_1_27 = 50 [L120] COND TRUE var_1_14 < ((((var_1_14) > ((128.5 * var_1_14))) ? (var_1_14) : ((128.5 * var_1_14)))) [L121] var_1_7 = (var_1_1 && (! 1)) [L123] EXPR ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) | (-10 * var_1_25) [L123] COND FALSE !(-2 > (((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) | (-10 * var_1_25))) [L126] COND TRUE ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) <= ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) [L127] COND TRUE (var_1_8 * ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25)))) <= var_1_21 [L128] var_1_37 = ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) [L203] RET step() [L204] CALL, EXPR property() [L194] EXPR ((((((- var_1_14) <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_4)) : ((var_1_14 <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_6)) : (var_1_1 == ((unsigned char) var_1_4)))) && ((var_1_14 < ((((var_1_14) > ((128.5 * var_1_14))) ? (var_1_14) : ((128.5 * var_1_14))))) ? (var_1_7 == ((unsigned char) (var_1_1 && (! 1)))) : 1)) && (((last_1_var_1_21 * last_1_var_1_21) < (((((-1) > (var_1_11)) ? (-1) : (var_1_11))) - var_1_12)) ? (((last_1_var_1_21 + last_1_var_1_21) < var_1_12) ? (var_1_8 == ((unsigned short int) var_1_13)) : 1) : (var_1_8 == ((unsigned short int) var_1_13)))) && (((8 / var_1_15) < (64 / var_1_16)) ? ((var_1_8 >= var_1_15) ? (var_1_14 == ((double) (var_1_17 - var_1_18))) : (var_1_14 == ((double) (var_1_18 - (64.25 + ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20)))))))) : (var_1_14 == ((double) var_1_18)))) && (((last_1_var_1_8 + 4u) <= (last_1_var_1_8 >> var_1_15)) ? (var_1_21 == ((signed short int) (((((last_1_var_1_25 + last_1_var_1_25)) < (last_1_var_1_25)) ? ((last_1_var_1_25 + last_1_var_1_25)) : (last_1_var_1_25))))) : (var_1_21 == ((signed short int) last_1_var_1_25))) [L194-L195] return (((((((- var_1_14) <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_4)) : ((var_1_14 <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_6)) : (var_1_1 == ((unsigned char) var_1_4)))) && ((var_1_14 < ((((var_1_14) > ((128.5 * var_1_14))) ? (var_1_14) : ((128.5 * var_1_14))))) ? (var_1_7 == ((unsigned char) (var_1_1 && (! 1)))) : 1)) && (((last_1_var_1_21 * last_1_var_1_21) < (((((-1) > (var_1_11)) ? (-1) : (var_1_11))) - var_1_12)) ? (((last_1_var_1_21 + last_1_var_1_21) < var_1_12) ? (var_1_8 == ((unsigned short int) var_1_13)) : 1) : (var_1_8 == ((unsigned short int) var_1_13)))) && (((8 / var_1_15) < (64 / var_1_16)) ? ((var_1_8 >= var_1_15) ? (var_1_14 == ((double) (var_1_17 - var_1_18))) : (var_1_14 == ((double) (var_1_18 - (64.25 + ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20)))))))) : (var_1_14 == ((double) var_1_18)))) && (((last_1_var_1_8 + 4u) <= (last_1_var_1_8 >> var_1_15)) ? (var_1_21 == ((signed short int) (((((last_1_var_1_25 + last_1_var_1_25)) < (last_1_var_1_25)) ? ((last_1_var_1_25 + last_1_var_1_25)) : (last_1_var_1_25))))) : (var_1_21 == ((signed short int) last_1_var_1_25)))) && ((! (var_1_21 > var_1_8)) ? (var_1_4 ? (var_1_25 == ((signed char) var_1_26)) : 1) : 1) ; [L204] RET, EXPR property() [L204] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=3, var_1_15=8, var_1_16=64, var_1_18=3, var_1_1=1, var_1_21=-128, var_1_25=-127, var_1_26=-127, var_1_27=50, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2, var_1_35=2, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_44=-127, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=-1, var_1_12=0, var_1_13=2, var_1_14=3, var_1_15=8, var_1_16=64, var_1_18=3, var_1_1=1, var_1_21=-128, var_1_25=-127, var_1_26=-127, var_1_27=50, var_1_31=0, var_1_32=254, var_1_33=128, var_1_34=2, var_1_35=2, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_44=-127, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:33:49,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8eb615b84715d4e5603f49b8da12039ac524d65195b0f458b0aca18ed675dad9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:33:52,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:33:52,981 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:33:52,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:33:52,992 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:33:53,043 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:33:53,045 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:33:53,045 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:33:53,047 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:33:53,049 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:33:53,050 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:33:53,050 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:33:53,051 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:33:53,051 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:33:53,052 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:33:53,052 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:33:53,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:33:53,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:33:53,054 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:33:53,056 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:33:53,057 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:33:53,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:33:53,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:33:53,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:33:53,059 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:33:53,059 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:33:53,060 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:33:53,060 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:33:53,061 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:33:53,061 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:33:53,063 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:33:53,063 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:33:53,064 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:33:53,064 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:33:53,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:53,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:33:53,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:33:53,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:33:53,066 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:33:53,067 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:33:53,067 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:33:53,068 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:33:53,068 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:33:53,068 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:33:53,069 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8eb615b84715d4e5603f49b8da12039ac524d65195b0f458b0aca18ed675dad9 [2023-11-23 20:33:53,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:33:53,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:33:53,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:33:53,588 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:33:53,588 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:33:53,590 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i [2023-11-23 20:33:56,856 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:33:57,184 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:33:57,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i [2023-11-23 20:33:57,203 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/data/64a884dd6/8e0e27c41ed44361968a2169704876cb/FLAG13d1f15d1 [2023-11-23 20:33:57,224 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/data/64a884dd6/8e0e27c41ed44361968a2169704876cb [2023-11-23 20:33:57,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:33:57,232 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:33:57,236 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:57,236 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:33:57,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:33:57,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6807a697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57, skipping insertion in model container [2023-11-23 20:33:57,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,280 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:33:57,453 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i[919,932] [2023-11-23 20:33:57,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:57,593 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:33:57,607 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i[919,932] [2023-11-23 20:33:57,675 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:57,698 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:33:57,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57 WrapperNode [2023-11-23 20:33:57,698 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:57,700 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:57,700 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:33:57,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:33:57,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,783 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-11-23 20:33:57,784 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:57,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:33:57,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:33:57,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:33:57,797 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,809 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,809 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,826 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,861 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:33:57,876 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:33:57,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:33:57,876 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:33:57,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57" (1/1) ... [2023-11-23 20:33:57,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:57,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:57,935 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:33:57,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:33:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:33:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:33:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:33:57,990 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:33:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:33:57,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:33:58,153 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:33:58,157 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:34:03,402 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:34:03,501 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:34:03,508 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:34:03,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:03 BoogieIcfgContainer [2023-11-23 20:34:03,510 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:34:03,512 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:34:03,513 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:34:03,516 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:34:03,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:33:57" (1/3) ... [2023-11-23 20:34:03,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a807fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:34:03, skipping insertion in model container [2023-11-23 20:34:03,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:57" (2/3) ... [2023-11-23 20:34:03,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a807fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:34:03, skipping insertion in model container [2023-11-23 20:34:03,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:03" (3/3) ... [2023-11-23 20:34:03,522 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-38.i [2023-11-23 20:34:03,564 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:34:03,564 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:34:03,636 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:34:03,644 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4a1d139, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:34:03,644 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:34:03,649 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 50 states have (on average 1.5) internal successors, (75), 51 states have internal predecessors, (75), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 20:34:03,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-23 20:34:03,671 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:03,672 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:03,672 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:34:03,678 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:03,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1406680307, now seen corresponding path program 1 times [2023-11-23 20:34:03,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:03,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [520718368] [2023-11-23 20:34:03,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:03,697 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:03,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:03,700 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:03,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:34:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:04,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:34:04,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:04,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 412 proven. 0 refuted. 0 times theorem prover too weak. 1700 trivial. 0 not checked. [2023-11-23 20:34:04,488 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:34:04,489 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:34:04,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [520718368] [2023-11-23 20:34:04,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [520718368] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:34:04,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:34:04,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:34:04,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627020869] [2023-11-23 20:34:04,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:34:04,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:34:04,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:34:04,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:34:04,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:34:04,559 INFO L87 Difference]: Start difference. First operand has 86 states, 50 states have (on average 1.5) internal successors, (75), 51 states have internal predecessors, (75), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 20:34:06,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:06,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:34:06,775 INFO L93 Difference]: Finished difference Result 169 states and 313 transitions. [2023-11-23 20:34:06,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:34:06,807 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 201 [2023-11-23 20:34:06,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:34:06,816 INFO L225 Difference]: With dead ends: 169 [2023-11-23 20:34:06,816 INFO L226 Difference]: Without dead ends: 84 [2023-11-23 20:34:06,820 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:34:06,824 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:34:06,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 20:34:06,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-23 20:34:06,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-23 20:34:06,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 49 states have (on average 1.3877551020408163) internal successors, (68), 49 states have internal predecessors, (68), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 20:34:06,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 134 transitions. [2023-11-23 20:34:06,897 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 134 transitions. Word has length 201 [2023-11-23 20:34:06,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:34:06,898 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 134 transitions. [2023-11-23 20:34:06,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 20:34:06,899 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 134 transitions. [2023-11-23 20:34:06,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-23 20:34:06,905 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:06,905 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:06,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-23 20:34:07,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:07,126 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:34:07,127 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:07,127 INFO L85 PathProgramCache]: Analyzing trace with hash 191825025, now seen corresponding path program 1 times [2023-11-23 20:34:07,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:07,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1914031974] [2023-11-23 20:34:07,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:07,130 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:07,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:07,132 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:07,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 20:34:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:07,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:34:07,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:10,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 20:34:10,079 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:34:10,079 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:34:10,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1914031974] [2023-11-23 20:34:10,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1914031974] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:34:10,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:34:10,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:34:10,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276868922] [2023-11-23 20:34:10,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:34:10,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:34:10,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:34:10,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:34:10,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:10,086 INFO L87 Difference]: Start difference. First operand 84 states and 134 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 20:34:11,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-23 20:34:14,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:15,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:34:15,267 INFO L93 Difference]: Finished difference Result 237 states and 379 transitions. [2023-11-23 20:34:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:34:15,268 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 201 [2023-11-23 20:34:15,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:34:15,273 INFO L225 Difference]: With dead ends: 237 [2023-11-23 20:34:15,274 INFO L226 Difference]: Without dead ends: 154 [2023-11-23 20:34:15,276 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:15,278 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 16 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:34:15,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 243 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2023-11-23 20:34:15,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-23 20:34:15,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 149. [2023-11-23 20:34:15,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 80 states have (on average 1.2875) internal successors, (103), 80 states have internal predecessors, (103), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-23 20:34:15,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 235 transitions. [2023-11-23 20:34:15,371 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 235 transitions. Word has length 201 [2023-11-23 20:34:15,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:34:15,373 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 235 transitions. [2023-11-23 20:34:15,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 20:34:15,375 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 235 transitions. [2023-11-23 20:34:15,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-23 20:34:15,386 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:15,387 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:15,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:34:15,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:15,605 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:34:15,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:15,606 INFO L85 PathProgramCache]: Analyzing trace with hash -517373475, now seen corresponding path program 1 times [2023-11-23 20:34:15,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:15,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [651769327] [2023-11-23 20:34:15,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:15,607 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:15,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:15,609 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:15,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 20:34:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:16,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:34:16,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:18,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 20:34:18,109 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:34:18,110 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:34:18,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [651769327] [2023-11-23 20:34:18,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [651769327] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:34:18,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:34:18,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 20:34:18,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496257126] [2023-11-23 20:34:18,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:34:18,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 20:34:18,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:34:18,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 20:34:18,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:34:18,114 INFO L87 Difference]: Start difference. First operand 149 states and 235 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 20:34:20,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:22,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:25,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:27,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:28,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:28,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:34:28,549 INFO L93 Difference]: Finished difference Result 393 states and 624 transitions. [2023-11-23 20:34:28,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 20:34:28,550 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 202 [2023-11-23 20:34:28,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:34:28,556 INFO L225 Difference]: With dead ends: 393 [2023-11-23 20:34:28,556 INFO L226 Difference]: Without dead ends: 309 [2023-11-23 20:34:28,559 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 20:34:28,561 INFO L413 NwaCegarLoop]: 325 mSDtfsCounter, 235 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 68 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 702 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2023-11-23 20:34:28,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [235 Valid, 702 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 42 Invalid, 4 Unknown, 0 Unchecked, 10.2s Time] [2023-11-23 20:34:28,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2023-11-23 20:34:28,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 231. [2023-11-23 20:34:28,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 128 states have (on average 1.3046875) internal successors, (167), 128 states have internal predecessors, (167), 99 states have call successors, (99), 3 states have call predecessors, (99), 3 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-11-23 20:34:28,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 365 transitions. [2023-11-23 20:34:28,632 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 365 transitions. Word has length 202 [2023-11-23 20:34:28,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:34:28,633 INFO L495 AbstractCegarLoop]: Abstraction has 231 states and 365 transitions. [2023-11-23 20:34:28,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 20:34:28,634 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 365 transitions. [2023-11-23 20:34:28,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-23 20:34:28,637 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:28,638 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:28,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 20:34:28,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:28,852 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:34:28,853 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:28,853 INFO L85 PathProgramCache]: Analyzing trace with hash 818540453, now seen corresponding path program 1 times [2023-11-23 20:34:28,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:28,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1506198614] [2023-11-23 20:34:28,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:28,855 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:28,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:28,856 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:28,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11319022-303a-47d7-b754-3380f8e89c4d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 20:34:29,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:29,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:34:29,442 INFO L285 TraceCheckSpWp]: Computing forward predicates...